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Finding the Fourth Proportional to 223,306.88, 334,960.31 and 57,094.88

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Solution

The fourth proportional to 223,306.88, 334,960.31 and 57,094.88 is: 85,642.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,306.88 : 334,960.31 = 57,094.88 : x
  2. Step 2: Convert to fraction form
    223,306.88/334,960.31 = 57,094.88/x
  3. Step 3: Cross multiply
    223,306.88x = 334,960.31 × 57,094.88
  4. Step 4: Simplify right side
    223,306.88x = 19,124,517,172.15
  5. Step 5: Solve for x
    x = 19,124,517,172.15/223,306.88
  6. Step 6: Final answer
    x = 85,642.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.